The translation of the article was prepared on the eve of the start of the course “Linux Administrator. Virtualization and Clustering "
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IT- . , . , , . , . .
/ — Hyper-V vs KVM vs vSphere vs XenServer
Citrix XenServer, Microsoft Hyper-V, Red Hat KVM VMware vSphere . , .
IT- .
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1. Hyper-V
2008 Microsoft Hyper-V . , -, .
Microsoft Hyper-V Windows Server 2019:
- .
- VM.
- .
- ReFS.
- (Storage Spaces Direct)
- Windows.
- .
Microsoft PDF.
2. KVM
KVM (Kernel-based Virtual Machine), Red Hat Virtualization Suite, . KVM Linux . Linux 2.6.20.
Red Hat KVM:
- Overcommit
- Disk I/O throttling
- Red Hat Enterprise Virtualization API
- PCI
- Red Hat Satellite
- (Disaster Recovery)
3. vSphere
vSphere, VMware, , , .
, (vCompute, vStorage vNetwork), , vCenter Server, vSphere Client . .
VMware vSphere:
- vCenter Server: , , IT .
- vSphere Clien: vSphere 6.7 vSphere Web Client Flash. vSphere Client vSphere Update Manager, , vSAN, , , VMware vSphere Distributed Switch .
- vSphere SDK: vSphere.
- VM File System: VM.
- Virtual SMP: .
- vMotion: .
- Storage vMotion: .
- : -.
(DRS): , . - : , .
- (VDS): ESXi .
VMware PDF-.
4. XenServer
Xen Project Hypervisor, XenServer . , , .
XenServer NIVIDA Intel .
Citrix XenServer:
- Active Directory
- (RBAC)
- XenMotion
- , PDF.
vSphere, XenServer, Hyper-V KVM
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